import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.JFrame;
import javax.swing.JDialog;
import javax.swing.JPanel;
import java.awt.Graphics;
import javax.swing.ImageIcon;
import java.util.*;
import java.io.*;
import java.awt.Component;
import javax.swing.AbstractButton;
import java.awt.Event;
import java.awt.Point;
import java.util.EventObject;
public class BattleshipGUI extends JFrame
implements ActionListener
{ // beginning of class
// label
private JLabel shotsLabel, arraySize, iCoordinate, jCoordinate, xCord, yCord;
// area where text is displayed and user would normally enter text but I have made it so the user can't alter the shot count.
private JTextField shotsTF, arraySizeTF, xTF, yTF, times, iCoordinateTF, jCoordinateTF, xCordTF, yCordTF;
JFrame frame;
JButton [][] arrayOfButtons;
char [][] charArray;
int x, y, i, j;
// buttons
private JButton surrenderB, quitB;
private static final int WIDTH = 500;
private static final int HEIGHT = 500;
public BattleshipGUI()
{ // beginning of constructor
setTitle("Battleship Game");
Container pane = getContentPane();
// makes Label for shots
shotsLabel = new JLabel("Shots: ",
SwingConstants.RIGHT);
arraySize= new JLabel("Array Size ",
SwingConstants.RIGHT);
iCoordinate = new JLabel("X value ",
SwingConstants.RIGHT);
jCoordinate = new JLabel("Y value ",
SwingConstants.RIGHT);
xCord = new JLabel("X value ",
SwingConstants.RIGHT);
yCord = new JLabel("Y value ",
SwingConstants.RIGHT) ;
// makes Text Field for shots and makes the text field non-editable
shotsTF = new JTextField(7);
shotsTF.setEditable(false);
arraySizeTF = new JTextField(2);
arraySizeTF.setEditable(false);
xTF = new JTextField(2);
xTF.setEditable(false);
yTF = new JTextField(2);
yTF.setEditable(false);
times = new JTextField(5);
times.setEditable(false);
iCoordinateTF = new JTextField(2);
iCoordinateTF.setEditable(false);
jCoordinateTF = new JTextField(2);
jCoordinateTF.setEditable(false);
xCordTF = new JTextField(2);
xCordTF.setEditable(false);
yCordTF = new JTextField(2);
yCordTF.setEditable(false);
times.setText("0");
xTF.setText("0");
yTF.setText("0");
iCoordinateTF.setText("0");
jCoordinateTF.setText("0");
xCordTF.setText("0");
yCordTF.setText("0");
// makes the buttons and sets their value initially to 0 and makes the method actionPerformed
// a method of the class BattleshipGUI. I don't need individual handlers.
surrenderB = new JButton("Surrender");
surrenderB.addActionListener(this);
quitB = new JButton("Quit");
quitB.addActionListener(this);
// n is the size of the grid
int n = 0;
String gridSizeStr, outputStr;
boolean isInRange = false;
// while loop and boolean allow user to keep entering int values till n is between 2 and 10. Also, it needs to have
// the array of buttons in a square shape, and also so I can place the battleship in the array and later use actionListeners to
// change the text to either a M, an A, or a H. Hence why all buttons in the array have the same label to begin with.
shotsTF.setText("0");
boolean isValid = false;
while (isValid == false)
{ // beginning of while
try
{ // beginning of try
gridSizeStr = JOptionPane.showInputDialog("Enter the size of the grid:");
n = Integer.parseInt(gridSizeStr);
if (n < 2)
throw new MyTooSmallException();
if (n > 10)
throw new MyTooBigException();
isValid = true;
} // end of try
catch ( MyTooSmallException mtse)
{ // beginning of catch
JOptionPane.showMessageDialog(null, "Enter a value that is not less than"
+ " 2 and is no greater than 10. " +"\n " + mtse.toString() );
} // end of catch
catch ( MyTooBigException mtbe)
{ // beginning of catch
JOptionPane.showMessageDialog(null, "Enter a value that is not less than"
+ "2 and is no greater than 10. " +"\n " + mtbe.toString() );
} // end of catch
catch (NumberFormatException nfeRef)
{ // beginning of catch
JOptionPane.showMessageDialog(null,
"Enter an integer. Exception "
+ nfeRef.toString(),
"NumberFormatException",
JOptionPane.ERROR_MESSAGE);
} // end of catch
} // end of while
if (n >=2 && n <= 10)
{ // beginning of if
charArray = new char[n][n];
for ( int x = 0; x < charArray.length; x++)
{
for ( int y = 0; y < charArray[x].length; y++)
charArray[x][y] = '0';
}
arrayOfButtons = new JButton[n][n];
/* for ( int i = 0; i < arrayOfButtons.length; i++)
{
for ( int j = 0; j < arrayOfButtons[i].length; j++)
arrayOfButtons[i][j] = new JButton("0");
}
for (int i = 0; i < arrayOfButtons.length; i++)
{
for ( int j = 0; j < arrayOfButtons[i].length; j++)
arrayOfButtons[i][j].addActionListener(this);
}
for ( int i = 0; i < arrayOfButtons.length; i++)
{
for ( int j = 0; j < arrayOfButtons[i].length; j++)
pane.add(arrayOfButtons[i][j]);
} */
for (int i = 0; i < arrayOfButtons.length; i++)
{
for (int j = 0; j < arrayOfButtons[i].length; j++)
{
arrayOfButtons[i][j] = new JButton("0");
arrayOfButtons[i][j].addActionListener(this);
pane.add(arrayOfButtons[i][j]);
Point loc = new Point(i, j); // save col and row
arrayOfButtons[i][j].putClientProperty("loc", loc); // save location with button
}
}
pane.setLayout(new GridLayout((n+1), (n+1)));
pane.add(surrenderB);
pane.add(quitB);
pane.add(shotsLabel);
pane.add(shotsTF);
pane.add(times);
/*
pane.add(iCoordinate);
pane.add(iCoordinateTF);
pane.add(jCoordinate);
pane.add(jCoordinateTF); */
// the char array is where the actual 1 square battleship is going to be placed.
// it is a n by n grid and the other array needs to be too to make them parallel.
// A value in the arrayOfButtons[i][j] should be the same as charArray[x][y].
} // end of if
// makes an n by n grid
setSize(WIDTH, HEIGHT);
setVisible(true);
setDefaultCloseOperation(EXIT_ON_CLOSE);
} // end of constructor
public static void main(String[] args)
{ // beginning of main
BattleshipGUI refVar = new BattleshipGUI();
} // end of main
// this method handles the buttons.
public void actionPerformed(ActionEvent e)
{ // beginning of method
String outputStr2, outputStr3, outputStr4, outputStr5, outputStr6;
String outputStrM, outputStrA, outputStrAA;
outputStrM = "Miss";
outputStrA = "Already shot there";
outputStrAA = "I told you that you already shot there";
outputStr2 = "Are you sure you want to quit? ";
outputStr3 = "You Quit.";
outputStr4 = "Ok don't quit then." ;
outputStr5 = "Thought not.";
outputStr6 = "You surrendered.";
int times2 = Integer.parseInt(times.getText());
System.out.println("xTF: " + xTF.getText());
System.out.println("yTF: " + yTF.getText());
int a = Integer.parseInt(xTF.getText());
int b = Integer.parseInt(yTF.getText());
System.out.println("a: " + a);
System.out.println("b: " + b);
int iVar4 = Integer.parseInt(xCordTF.getText());
int jVar4 = Integer.parseInt(yCordTF.getText());
System.out.println(iVar4 + "," + jVar4);
placeBattleship(charArray, times2, a, b, iVar4, jVar4);
int i, j, x,y;
x = 0;
i = 0;
y = 0;
j = 0;
/* for (int r = 0; r < arrayOfButtons.length; r++)
{
for (int c = 0; c < arrayOfButtons[r].length; c++)
if (arrayOfButtons[r][c].isSelected())
{
i = r;
j = c;
}
} */
int shots = Integer.parseInt(shotsTF.getText());
JButton jb = (JButton) e.getSource();
Point loc = (Point)jb.getClientProperty("loc"); // retrieve buttons location
System.out.println(quitB.getClientProperty("loc"));
double t = loc.getX();
System.out.println(t);
Double variable1;
variable1 = t;
int iVar = variable1.intValue();
Integer anotherVariable;
anotherVariable = iVar;
iCoordinateTF.setText(anotherVariable.toString());
int iVar2 = Integer.parseInt(iCoordinateTF.getText());
double u = loc.getY();
Double variable2;
variable2 = u;
int jVar = variable2.intValue();
Integer anotherVariable2;
anotherVariable2 = jVar;
jCoordinateTF.setText(anotherVariable2.toString());
int jVar2 = Integer.parseInt(jCoordinateTF.getText());
jCoordinateTF.setText(variable2.toString());
// int iVar = Integer.parseInt(iCoordinateTF.getText());
// int jVar = Integer.parseInt(jCoordinateTF.getText());
// System.out.println("loc.getLocation(): " + loc.getLocation());
Integer tries;
Integer tries2;
Integer tries3;
Integer tries4;
Integer tries5;
tries = shots;
tries2 = shots;
tries3 = shots;
tries4 = shots;
tries5 = shots;
if (e.getActionCommand().equals("Quit"))
{ // beginning of if
Object[] options = {"Yes",
"Continue Playing"};
int n = JOptionPane.showOptionDialog(frame,
"Are you sure you want to Quit?",
"Quit",
JOptionPane.YES_NO_OPTION,
JOptionPane.QUESTION_MESSAGE,
null, options, options[0]);
// creates Yes and Continue playing butons buttons.
// if Yee button is clicked, sends output "You quit." as heading and sends a message "Adiós!" and exits when
// user clicks OK on dialog box
if (n == JOptionPane.YES_OPTION)
{ // beginning of if
JOptionPane.showMessageDialog(null,"Adiós!", outputStr3, JOptionPane.PLAIN_MESSAGE);
System.exit(0);
} // end of if
// changes the string the standard dialog box for the No button but still uses its predefined return value. If user clicks on
// Continue Playing, sends title "Ok don't quit then." and the message "Whatever." and takes the user back to the grid.
else if (n == JOptionPane.NO_OPTION)
{ // beginning of else if
JOptionPane.showMessageDialog(null,"Whatever.", outputStr4, JOptionPane.PLAIN_MESSAGE);
} // end of else if
} // end of if
else if (e.getActionCommand().equals("Surrender"))
{ // beginning of else if
Object[] options2 = {"Yes",
"No, I have not yet begun to fight!"};
int p = JOptionPane.showOptionDialog(frame,
"Are you sure you want to Surrender?",
"Surrender?",
JOptionPane.YES_NO_OPTION,
JOptionPane.QUESTION_MESSAGE,
null, options2, options2[0]);
// creates Yes and No, I have not yet begun to fight! butons .
// if Yes button is clicked, sends output "You surrendered." as heading and sends a message "It took you [number of shots]
// shots!" and exits when user clicks OK on dialog box
if (p == JOptionPane.YES_OPTION)
{ // beginning of if
// code for showing grid
arrayOfButtons[iVar2][jVar2].setText("B");
JOptionPane.showMessageDialog(null, "You took " + shotsTF.getText() + " shots" , outputStr6, JOptionPane.INFORMATION_MESSAGE);
System.exit(0);
} // end of if
// changes the string the standard dialog box for the No button but still uses its predefined return value. If user clicks on
// "No button", sends output "Thought not." and the title "You didn't surrender." and takes the user back to the grid.
else if (p == JOptionPane.NO_OPTION)
{ // beginning of else if
JOptionPane.showMessageDialog(null, outputStr5, "You didn't surrender." , JOptionPane.PLAIN_MESSAGE);
} // end of else if
} // end of else if
else if (e.getActionCommand().equals("0"))
{ // beginning of else if
if ( Fire(charArray, x, y, iVar2, jVar2) == 'H')
{ // beginning of if
String outputStr7;
arrayOfButtons[iVar2][jVar2].setText("H"); // changes text on button to H
shots = shots + 1;
tries = new Integer(shots);
shotsTF.setText(tries.toString());
outputStr7 = "You sank my battleship. " + "\n" + "You sank my battleship in " + shotsTF.getText() + " tries";
JOptionPane.showMessageDialog(null, outputStr7 , "You win!", + JOptionPane.INFORMATION_MESSAGE);
System.exit(0);
}// end of if
else
{ // beginning of else
JOptionPane.showMessageDialog(null, outputStrM , "You missed!", + JOptionPane.INFORMATION_MESSAGE);
arrayOfButtons[iVar2][jVar2].setText("M"); // changes text on button to M
shots = shots + 1;
tries2 = new Integer(shots);
shotsTF.setText(tries2.toString());
System.out.println(arrayOfButtons[i][j]);
} // end of else
} // end of else if
// does this if text on button hit is M.
else if (e.getActionCommand().equals("M"))
{ // beginning of else if
shots = shots + 1;
tries3 = new Integer(shots);
shotsTF.setText(tries3.toString());
JOptionPane.showMessageDialog(null, outputStrA , "Still a miss!", + JOptionPane.INFORMATION_MESSAGE);
arrayOfButtons[iVar2][jVar2].setText("A"); // changes text on button to A
} // end of else if
// does this if text on button hit is A
else if (e.getActionCommand().equals("A"))
{ // beginning of else if
shots = shots + 1;
tries4 = new Integer(shots);
shotsTF.setText(tries4.toString());
JOptionPane.showMessageDialog(null, outputStrAA , "Still a miss!", + JOptionPane.INFORMATION_MESSAGE);
arrayOfButtons[iVar2][jVar2].setText("A"); // changes text, sorta, on button to A
} // end of else if
} // end of method
// the method placeBattleship, places the battleship by randomly choosing a
// row and column coordinate and storing a 'B' there. The 'B' is not displayed to
// the user unless the user hits the surrender button. It takes the array as a parameter and
// should return nothing. This method sets the location of the battleship.
private void placeBattleship(char charArray[][], int times2, int a, int b, int iVar4, int jVar4)
{ // beginning of method placeBattleship
int valueOne, valueTwo;
char B;
if (times2 == 0)
{
valueOne= (int) ( 1 + (Math.random() * charArray.length -1));
valueTwo = (int) ( 1 + (Math.random() * charArray.length -1 ));
charArray[valueOne][valueTwo] = 'B';
Point battleshipLoc = new Point(valueOne,valueTwo);
double penguin = battleshipLoc.getX();
Double variable3;
variable3= penguin;
int iVar3 = variable3.intValue();
Integer anotherVariable3;
anotherVariable3 = iVar3;
xCordTF.setText(anotherVariable3.toString());
double wenguin = battleshipLoc.getY();
Double variable4;
variable4 = wenguin;
int jVar3 = variable4.intValue();
Integer anotherVariable4;
anotherVariable4 = jVar3;
yCordTF.setText(anotherVariable4.toString());
Integer stupidInt;
stupidInt = valueOne;
Integer stupidInt2;
stupidInt2 = valueTwo;
// times2 = times2 + 1;
Integer storeDatVariable;
times2 = times2 + 1;
storeDatVariable = times2;
times.setText(storeDatVariable.toString());
xTF.setText(stupidInt.toString());
yTF.setText(stupidInt2.toString());
}
else
charArray[iVar4][jVar4] = 'B';
} //end of method placeBattleship
public static char Fire(char charArray[][], int x, int y, int iVar2, int jVar2)
{ // beginning of method Fire
char A;
char M;
char H;
if (charArray[iVar2][jVar2] == 'B') // if battleship is hit return H and end game
{ // beginning of if statement
charArray[iVar2][jVar2] = 'H';
return ('H');
} // end of if statement
else if (charArray[iVar2][jVar2] == 'M') // this is else if
// because it could also
// be just a miss.
{ // beginning of else if statement
charArray[iVar2][jVar2] = 'A';
return ('A');
} // end of else if statement
else if (charArray[iVar2][jVar2] == 'A') // makes sure it won't set an A to an M again.
{ // beginning of else if
charArray[iVar2][jVar2] = 'A';
return ('A');
} // end of else if
else
{ // beginning of else statement
charArray[iVar2][jVar2] = 'M';
return ('M');
} // end of else statement
} // end of method fire
} // end of program
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